Sonoma

2. Freies Training

Pos.	Nr.	Fahrer	Team	Motor	Zeit	auf F.
1	3	H. Castroneves	Team Penske	Chevrolet	1:18.658
2	8	R. Briscoe	Chip Ganassi Racing	Chevrolet	1:18.692	0.034
3	28	R. Hunter-Reay	Andretti Global	Honda	1:18.798	0.140

4	9	S. Dixon	Chip Ganassi Racing	Chevrolet	1:19.030	0.372
5	12	W. Power	Team Penske	Chevrolet	1:19.037	0.379
6	11	S. Bourdais	KV Racing	Chevrolet	1:19.111	0.453
7	67	J. Newgarden	Sarah Fisher Hartman Racing	Honda	1:19.157	0.499
8	2	J. Montoya	Team Penske	Chevrolet	1:19.205	0.547
9	10	T. Kanaan	Chip Ganassi Racing	Chevrolet	1:19.231	0.573
10	25	M. Andretti	Andretti Global	Honda	1:19.262	0.604
11	34	C. Munoz	Andretti Global	Honda	1:19.401	0.743
12	83	C. Kimball	Chip Ganassi Racing	Chevrolet	1:19.425	0.767
13	77	S. Pagenaud	Arrow McLaren	Honda	1:19.442	0.784
14	19	J. Wilson	Dale Coyne Racing	Honda	1:19.449	0.791
15	14	T. Sato	A.J. Foyt Enterprises	Honda	1:19.513	0.855
16	15	G. Rahal	Rahal Letterman Lanigan Racing	Honda	1:19.619	0.961
17	20	M. Conway	Ed Carpenter Racing	Chevrolet	1:19.646	0.988
18	17	S. Saavedra	KV Racing	Chevrolet	1:19.690	1.032
19	27	J. Hinchcliffe	Andretti Global	Honda	1:19.783	1.125
20	7	M. Aljoschin	Arrow McLaren	Honda	1:19.813	1.155
21	18	C. Huertas	Dale Coyne Racing	Honda	1:19.840	1.182
22	98	J. Hawksworth	Bryan Herta Autosport	Honda	1:19.991	1.333
Pos. = Position, Rnd. = Runden